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(Replaced by #8448) Traces of op_children (cleanup of #8442)
[p5sagit/p5-mst-13.2.git] / ext / B / B.xs
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a8a597b2 1/* B.xs
2 *
3 * Copyright (c) 1996 Malcolm Beattie
4 *
5 * You may distribute under the terms of either the GNU General Public
6 * License or the Artistic License, as specified in the README file.
7 *
8 */
9
c5be433b 10#define PERL_NO_GET_CONTEXT
a8a597b2 11#include "EXTERN.h"
12#include "perl.h"
13#include "XSUB.h"
a8a597b2 14
51aa15f3 15#ifdef PERL_OBJECT
22c35a8c 16#undef PL_op_name
17#undef PL_opargs
18#undef PL_op_desc
0cb96387 19#define PL_op_name (get_op_names())
20#define PL_opargs (get_opargs())
21#define PL_op_desc (get_op_descs())
51aa15f3 22#endif
23
24#ifdef PerlIO
25typedef PerlIO * InputStream;
26#else
27typedef FILE * InputStream;
28#endif
29
30
a8a597b2 31static char *svclassnames[] = {
32 "B::NULL",
33 "B::IV",
34 "B::NV",
35 "B::RV",
36 "B::PV",
37 "B::PVIV",
38 "B::PVNV",
39 "B::PVMG",
40 "B::BM",
41 "B::PVLV",
42 "B::AV",
43 "B::HV",
44 "B::CV",
45 "B::GV",
46 "B::FM",
47 "B::IO",
48};
49
50typedef enum {
51 OPc_NULL, /* 0 */
52 OPc_BASEOP, /* 1 */
53 OPc_UNOP, /* 2 */
54 OPc_BINOP, /* 3 */
55 OPc_LOGOP, /* 4 */
1a67a97c 56 OPc_LISTOP, /* 5 */
57 OPc_PMOP, /* 6 */
58 OPc_SVOP, /* 7 */
7934575e 59 OPc_PADOP, /* 8 */
1a67a97c 60 OPc_PVOP, /* 9 */
61 OPc_CVOP, /* 10 */
62 OPc_LOOP, /* 11 */
63 OPc_COP /* 12 */
a8a597b2 64} opclass;
65
66static char *opclassnames[] = {
67 "B::NULL",
68 "B::OP",
69 "B::UNOP",
70 "B::BINOP",
71 "B::LOGOP",
a8a597b2 72 "B::LISTOP",
73 "B::PMOP",
74 "B::SVOP",
7934575e 75 "B::PADOP",
a8a597b2 76 "B::PVOP",
77 "B::CVOP",
78 "B::LOOP",
79 "B::COP"
80};
81
82static int walkoptree_debug = 0; /* Flag for walkoptree debug hook */
83
059a8bb7 84static SV *specialsv_list[6];
e8edd1e6 85
a8a597b2 86static opclass
cea2e8a9 87cc_opclass(pTHX_ OP *o)
a8a597b2 88{
89 if (!o)
90 return OPc_NULL;
91
92 if (o->op_type == 0)
93 return (o->op_flags & OPf_KIDS) ? OPc_UNOP : OPc_BASEOP;
94
95 if (o->op_type == OP_SASSIGN)
96 return ((o->op_private & OPpASSIGN_BACKWARDS) ? OPc_UNOP : OPc_BINOP);
97
18228111 98#ifdef USE_ITHREADS
99 if (o->op_type == OP_GV || o->op_type == OP_GVSV || o->op_type == OP_AELEMFAST)
100 return OPc_PADOP;
101#endif
102
22c35a8c 103 switch (PL_opargs[o->op_type] & OA_CLASS_MASK) {
a8a597b2 104 case OA_BASEOP:
105 return OPc_BASEOP;
106
107 case OA_UNOP:
108 return OPc_UNOP;
109
110 case OA_BINOP:
111 return OPc_BINOP;
112
113 case OA_LOGOP:
114 return OPc_LOGOP;
115
a8a597b2 116 case OA_LISTOP:
117 return OPc_LISTOP;
118
119 case OA_PMOP:
120 return OPc_PMOP;
121
122 case OA_SVOP:
123 return OPc_SVOP;
124
7934575e 125 case OA_PADOP:
126 return OPc_PADOP;
a8a597b2 127
293d3ffa 128 case OA_PVOP_OR_SVOP:
129 /*
130 * Character translations (tr///) are usually a PVOP, keeping a
131 * pointer to a table of shorts used to look up translations.
132 * Under utf8, however, a simple table isn't practical; instead,
133 * the OP is an SVOP, and the SV is a reference to a swash
134 * (i.e., an RV pointing to an HV).
135 */
136 return (o->op_private & (OPpTRANS_TO_UTF|OPpTRANS_FROM_UTF))
137 ? OPc_SVOP : OPc_PVOP;
a8a597b2 138
139 case OA_LOOP:
140 return OPc_LOOP;
141
142 case OA_COP:
143 return OPc_COP;
144
145 case OA_BASEOP_OR_UNOP:
146 /*
147 * UNI(OP_foo) in toke.c returns token UNI or FUNC1 depending on
45f6cd40 148 * whether parens were seen. perly.y uses OPf_SPECIAL to
149 * signal whether a BASEOP had empty parens or none.
150 * Some other UNOPs are created later, though, so the best
151 * test is OPf_KIDS, which is set in newUNOP.
a8a597b2 152 */
45f6cd40 153 return (o->op_flags & OPf_KIDS) ? OPc_UNOP : OPc_BASEOP;
a8a597b2 154
155 case OA_FILESTATOP:
156 /*
157 * The file stat OPs are created via UNI(OP_foo) in toke.c but use
158 * the OPf_REF flag to distinguish between OP types instead of the
159 * usual OPf_SPECIAL flag. As usual, if OPf_KIDS is set, then we
160 * return OPc_UNOP so that walkoptree can find our children. If
161 * OPf_KIDS is not set then we check OPf_REF. Without OPf_REF set
162 * (no argument to the operator) it's an OP; with OPf_REF set it's
7934575e 163 * an SVOP (and op_sv is the GV for the filehandle argument).
a8a597b2 164 */
165 return ((o->op_flags & OPf_KIDS) ? OPc_UNOP :
93865851 166#ifdef USE_ITHREADS
167 (o->op_flags & OPf_REF) ? OPc_PADOP : OPc_BASEOP);
168#else
7934575e 169 (o->op_flags & OPf_REF) ? OPc_SVOP : OPc_BASEOP);
93865851 170#endif
a8a597b2 171 case OA_LOOPEXOP:
172 /*
173 * next, last, redo, dump and goto use OPf_SPECIAL to indicate that a
174 * label was omitted (in which case it's a BASEOP) or else a term was
175 * seen. In this last case, all except goto are definitely PVOP but
176 * goto is either a PVOP (with an ordinary constant label), an UNOP
177 * with OPf_STACKED (with a non-constant non-sub) or an UNOP for
178 * OP_REFGEN (with goto &sub) in which case OPf_STACKED also seems to
179 * get set.
180 */
181 if (o->op_flags & OPf_STACKED)
182 return OPc_UNOP;
183 else if (o->op_flags & OPf_SPECIAL)
184 return OPc_BASEOP;
185 else
186 return OPc_PVOP;
187 }
188 warn("can't determine class of operator %s, assuming BASEOP\n",
22c35a8c 189 PL_op_name[o->op_type]);
a8a597b2 190 return OPc_BASEOP;
191}
192
193static char *
cea2e8a9 194cc_opclassname(pTHX_ OP *o)
a8a597b2 195{
cea2e8a9 196 return opclassnames[cc_opclass(aTHX_ o)];
a8a597b2 197}
198
199static SV *
cea2e8a9 200make_sv_object(pTHX_ SV *arg, SV *sv)
a8a597b2 201{
202 char *type = 0;
203 IV iv;
204
e8edd1e6 205 for (iv = 0; iv < sizeof(specialsv_list)/sizeof(SV*); iv++) {
206 if (sv == specialsv_list[iv]) {
a8a597b2 207 type = "B::SPECIAL";
208 break;
209 }
210 }
211 if (!type) {
212 type = svclassnames[SvTYPE(sv)];
56431972 213 iv = PTR2IV(sv);
a8a597b2 214 }
215 sv_setiv(newSVrv(arg, type), iv);
216 return arg;
217}
218
219static SV *
cea2e8a9 220make_mg_object(pTHX_ SV *arg, MAGIC *mg)
a8a597b2 221{
56431972 222 sv_setiv(newSVrv(arg, "B::MAGIC"), PTR2IV(mg));
a8a597b2 223 return arg;
224}
225
226static SV *
cea2e8a9 227cstring(pTHX_ SV *sv)
a8a597b2 228{
79cb57f6 229 SV *sstr = newSVpvn("", 0);
a8a597b2 230 STRLEN len;
231 char *s;
232
233 if (!SvOK(sv))
234 sv_setpvn(sstr, "0", 1);
235 else
236 {
237 /* XXX Optimise? */
238 s = SvPV(sv, len);
239 sv_catpv(sstr, "\"");
240 for (; len; len--, s++)
241 {
242 /* At least try a little for readability */
243 if (*s == '"')
244 sv_catpv(sstr, "\\\"");
245 else if (*s == '\\')
246 sv_catpv(sstr, "\\\\");
247 else if (*s >= ' ' && *s < 127) /* XXX not portable */
248 sv_catpvn(sstr, s, 1);
249 else if (*s == '\n')
250 sv_catpv(sstr, "\\n");
251 else if (*s == '\r')
252 sv_catpv(sstr, "\\r");
253 else if (*s == '\t')
254 sv_catpv(sstr, "\\t");
255 else if (*s == '\a')
256 sv_catpv(sstr, "\\a");
257 else if (*s == '\b')
258 sv_catpv(sstr, "\\b");
259 else if (*s == '\f')
260 sv_catpv(sstr, "\\f");
261 else if (*s == '\v')
262 sv_catpv(sstr, "\\v");
263 else
264 {
265 /* no trigraph support */
266 char escbuff[5]; /* to fit backslash, 3 octals + trailing \0 */
267 /* Don't want promotion of a signed -1 char in sprintf args */
268 unsigned char c = (unsigned char) *s;
269 sprintf(escbuff, "\\%03o", c);
270 sv_catpv(sstr, escbuff);
271 }
272 /* XXX Add line breaks if string is long */
273 }
274 sv_catpv(sstr, "\"");
275 }
276 return sstr;
277}
278
279static SV *
cea2e8a9 280cchar(pTHX_ SV *sv)
a8a597b2 281{
79cb57f6 282 SV *sstr = newSVpvn("'", 1);
2d8e6c8d 283 STRLEN n_a;
284 char *s = SvPV(sv, n_a);
a8a597b2 285
286 if (*s == '\'')
287 sv_catpv(sstr, "\\'");
288 else if (*s == '\\')
289 sv_catpv(sstr, "\\\\");
290 else if (*s >= ' ' && *s < 127) /* XXX not portable */
291 sv_catpvn(sstr, s, 1);
292 else if (*s == '\n')
293 sv_catpv(sstr, "\\n");
294 else if (*s == '\r')
295 sv_catpv(sstr, "\\r");
296 else if (*s == '\t')
297 sv_catpv(sstr, "\\t");
298 else if (*s == '\a')
299 sv_catpv(sstr, "\\a");
300 else if (*s == '\b')
301 sv_catpv(sstr, "\\b");
302 else if (*s == '\f')
303 sv_catpv(sstr, "\\f");
304 else if (*s == '\v')
305 sv_catpv(sstr, "\\v");
306 else
307 {
308 /* no trigraph support */
309 char escbuff[5]; /* to fit backslash, 3 octals + trailing \0 */
310 /* Don't want promotion of a signed -1 char in sprintf args */
311 unsigned char c = (unsigned char) *s;
312 sprintf(escbuff, "\\%03o", c);
313 sv_catpv(sstr, escbuff);
314 }
315 sv_catpv(sstr, "'");
316 return sstr;
317}
318
a8a597b2 319void
cea2e8a9 320walkoptree(pTHX_ SV *opsv, char *method)
a8a597b2 321{
322 dSP;
323 OP *o;
324
325 if (!SvROK(opsv))
326 croak("opsv is not a reference");
327 opsv = sv_mortalcopy(opsv);
56431972 328 o = INT2PTR(OP*,SvIV((SV*)SvRV(opsv)));
a8a597b2 329 if (walkoptree_debug) {
330 PUSHMARK(sp);
331 XPUSHs(opsv);
332 PUTBACK;
333 perl_call_method("walkoptree_debug", G_DISCARD);
334 }
335 PUSHMARK(sp);
336 XPUSHs(opsv);
337 PUTBACK;
338 perl_call_method(method, G_DISCARD);
339 if (o && (o->op_flags & OPf_KIDS)) {
340 OP *kid;
341 for (kid = ((UNOP*)o)->op_first; kid; kid = kid->op_sibling) {
342 /* Use the same opsv. Rely on methods not to mess it up. */
56431972 343 sv_setiv(newSVrv(opsv, cc_opclassname(aTHX_ kid)), PTR2IV(kid));
cea2e8a9 344 walkoptree(aTHX_ opsv, method);
a8a597b2 345 }
346 }
347}
348
349typedef OP *B__OP;
350typedef UNOP *B__UNOP;
351typedef BINOP *B__BINOP;
352typedef LOGOP *B__LOGOP;
a8a597b2 353typedef LISTOP *B__LISTOP;
354typedef PMOP *B__PMOP;
355typedef SVOP *B__SVOP;
7934575e 356typedef PADOP *B__PADOP;
a8a597b2 357typedef PVOP *B__PVOP;
358typedef LOOP *B__LOOP;
359typedef COP *B__COP;
360
361typedef SV *B__SV;
362typedef SV *B__IV;
363typedef SV *B__PV;
364typedef SV *B__NV;
365typedef SV *B__PVMG;
366typedef SV *B__PVLV;
367typedef SV *B__BM;
368typedef SV *B__RV;
369typedef AV *B__AV;
370typedef HV *B__HV;
371typedef CV *B__CV;
372typedef GV *B__GV;
373typedef IO *B__IO;
374
375typedef MAGIC *B__MAGIC;
376
377MODULE = B PACKAGE = B PREFIX = B_
378
379PROTOTYPES: DISABLE
380
381BOOT:
4c1f658f 382{
383 HV *stash = gv_stashpvn("B", 1, TRUE);
384 AV *export_ok = perl_get_av("B::EXPORT_OK",TRUE);
e8edd1e6 385 specialsv_list[0] = Nullsv;
386 specialsv_list[1] = &PL_sv_undef;
387 specialsv_list[2] = &PL_sv_yes;
388 specialsv_list[3] = &PL_sv_no;
059a8bb7 389 specialsv_list[4] = pWARN_ALL;
390 specialsv_list[5] = pWARN_NONE;
4c1f658f 391#include "defsubs.h"
392}
a8a597b2 393
3280af22 394#define B_main_cv() PL_main_cv
31d7d75a 395#define B_init_av() PL_initav
059a8bb7 396#define B_begin_av() PL_beginav_save
397#define B_end_av() PL_endav
3280af22 398#define B_main_root() PL_main_root
399#define B_main_start() PL_main_start
56eca212 400#define B_amagic_generation() PL_amagic_generation
3280af22 401#define B_comppadlist() (PL_main_cv ? CvPADLIST(PL_main_cv) : CvPADLIST(PL_compcv))
402#define B_sv_undef() &PL_sv_undef
403#define B_sv_yes() &PL_sv_yes
404#define B_sv_no() &PL_sv_no
a8a597b2 405
31d7d75a 406B::AV
407B_init_av()
408
059a8bb7 409B::AV
410B_begin_av()
411
412B::AV
413B_end_av()
414
a8a597b2 415B::CV
416B_main_cv()
417
418B::OP
419B_main_root()
420
421B::OP
422B_main_start()
423
56eca212 424long
425B_amagic_generation()
426
a8a597b2 427B::AV
428B_comppadlist()
429
430B::SV
431B_sv_undef()
432
433B::SV
434B_sv_yes()
435
436B::SV
437B_sv_no()
438
439MODULE = B PACKAGE = B
440
441
442void
443walkoptree(opsv, method)
444 SV * opsv
445 char * method
cea2e8a9 446 CODE:
447 walkoptree(aTHX_ opsv, method);
a8a597b2 448
449int
450walkoptree_debug(...)
451 CODE:
452 RETVAL = walkoptree_debug;
453 if (items > 0 && SvTRUE(ST(1)))
454 walkoptree_debug = 1;
455 OUTPUT:
456 RETVAL
457
56431972 458#define address(sv) PTR2IV(sv)
a8a597b2 459
460IV
461address(sv)
462 SV * sv
463
464B::SV
465svref_2object(sv)
466 SV * sv
467 CODE:
468 if (!SvROK(sv))
469 croak("argument is not a reference");
470 RETVAL = (SV*)SvRV(sv);
471 OUTPUT:
0cc1d052 472 RETVAL
473
474void
475opnumber(name)
476char * name
477CODE:
478{
479 int i;
480 IV result = -1;
481 ST(0) = sv_newmortal();
482 if (strncmp(name,"pp_",3) == 0)
483 name += 3;
484 for (i = 0; i < PL_maxo; i++)
485 {
486 if (strcmp(name, PL_op_name[i]) == 0)
487 {
488 result = i;
489 break;
490 }
491 }
492 sv_setiv(ST(0),result);
493}
a8a597b2 494
495void
496ppname(opnum)
497 int opnum
498 CODE:
499 ST(0) = sv_newmortal();
3280af22 500 if (opnum >= 0 && opnum < PL_maxo) {
a8a597b2 501 sv_setpvn(ST(0), "pp_", 3);
22c35a8c 502 sv_catpv(ST(0), PL_op_name[opnum]);
a8a597b2 503 }
504
505void
506hash(sv)
507 SV * sv
508 CODE:
509 char *s;
510 STRLEN len;
511 U32 hash = 0;
faccc32b 512 char hexhash[19]; /* must fit "0xffffffffffffffff" plus trailing \0 */
a8a597b2 513 s = SvPV(sv, len);
cf86991c 514 PERL_HASH(hash, s, len);
faccc32b 515 sprintf(hexhash, "0x%"UVxf, (UV)hash);
a8a597b2 516 ST(0) = sv_2mortal(newSVpv(hexhash, 0));
517
518#define cast_I32(foo) (I32)foo
519IV
520cast_I32(i)
521 IV i
522
523void
524minus_c()
525 CODE:
3280af22 526 PL_minus_c = TRUE;
a8a597b2 527
059a8bb7 528void
529save_BEGINs()
530 CODE:
531 PL_minus_c |= 0x10;
532
a8a597b2 533SV *
534cstring(sv)
535 SV * sv
cea2e8a9 536 CODE:
537 RETVAL = cstring(aTHX_ sv);
538 OUTPUT:
539 RETVAL
a8a597b2 540
541SV *
542cchar(sv)
543 SV * sv
cea2e8a9 544 CODE:
545 RETVAL = cchar(aTHX_ sv);
546 OUTPUT:
547 RETVAL
a8a597b2 548
549void
550threadsv_names()
551 PPCODE:
552#ifdef USE_THREADS
553 int i;
533c011a 554 STRLEN len = strlen(PL_threadsv_names);
a8a597b2 555
556 EXTEND(sp, len);
557 for (i = 0; i < len; i++)
79cb57f6 558 PUSHs(sv_2mortal(newSVpvn(&PL_threadsv_names[i], 1)));
a8a597b2 559#endif
560
561
562#define OP_next(o) o->op_next
563#define OP_sibling(o) o->op_sibling
22c35a8c 564#define OP_desc(o) PL_op_desc[o->op_type]
a8a597b2 565#define OP_targ(o) o->op_targ
566#define OP_type(o) o->op_type
567#define OP_seq(o) o->op_seq
568#define OP_flags(o) o->op_flags
569#define OP_private(o) o->op_private
570
571MODULE = B PACKAGE = B::OP PREFIX = OP_
572
573B::OP
574OP_next(o)
575 B::OP o
576
577B::OP
578OP_sibling(o)
579 B::OP o
580
581char *
3f872cb9 582OP_name(o)
583 B::OP o
584 CODE:
585 ST(0) = sv_newmortal();
586 sv_setpv(ST(0), PL_op_name[o->op_type]);
587
588
589char *
a8a597b2 590OP_ppaddr(o)
591 B::OP o
dc333d64 592 PREINIT:
593 int i;
594 SV *sv = sv_newmortal();
a8a597b2 595 CODE:
dc333d64 596 sv_setpvn(sv, "PL_ppaddr[OP_", 13);
597 sv_catpv(sv, PL_op_name[o->op_type]);
598 for (i=13; i<SvCUR(sv); ++i)
599 SvPVX(sv)[i] = toUPPER(SvPVX(sv)[i]);
600 sv_catpv(sv, "]");
601 ST(0) = sv;
a8a597b2 602
603char *
604OP_desc(o)
605 B::OP o
606
7934575e 607PADOFFSET
a8a597b2 608OP_targ(o)
609 B::OP o
610
611U16
612OP_type(o)
613 B::OP o
614
615U16
616OP_seq(o)
617 B::OP o
618
619U8
620OP_flags(o)
621 B::OP o
622
623U8
624OP_private(o)
625 B::OP o
626
627#define UNOP_first(o) o->op_first
628
629MODULE = B PACKAGE = B::UNOP PREFIX = UNOP_
630
631B::OP
632UNOP_first(o)
633 B::UNOP o
634
635#define BINOP_last(o) o->op_last
636
637MODULE = B PACKAGE = B::BINOP PREFIX = BINOP_
638
639B::OP
640BINOP_last(o)
641 B::BINOP o
642
643#define LOGOP_other(o) o->op_other
644
645MODULE = B PACKAGE = B::LOGOP PREFIX = LOGOP_
646
647B::OP
648LOGOP_other(o)
649 B::LOGOP o
650
a8a597b2 651MODULE = B PACKAGE = B::LISTOP PREFIX = LISTOP_
652
a8a597b2 653#define PMOP_pmreplroot(o) o->op_pmreplroot
654#define PMOP_pmreplstart(o) o->op_pmreplstart
655#define PMOP_pmnext(o) o->op_pmnext
656#define PMOP_pmregexp(o) o->op_pmregexp
657#define PMOP_pmflags(o) o->op_pmflags
658#define PMOP_pmpermflags(o) o->op_pmpermflags
659
660MODULE = B PACKAGE = B::PMOP PREFIX = PMOP_
661
662void
663PMOP_pmreplroot(o)
664 B::PMOP o
665 OP * root = NO_INIT
666 CODE:
667 ST(0) = sv_newmortal();
668 root = o->op_pmreplroot;
669 /* OP_PUSHRE stores an SV* instead of an OP* in op_pmreplroot */
670 if (o->op_type == OP_PUSHRE) {
671 sv_setiv(newSVrv(ST(0), root ?
672 svclassnames[SvTYPE((SV*)root)] : "B::SV"),
56431972 673 PTR2IV(root));
a8a597b2 674 }
675 else {
56431972 676 sv_setiv(newSVrv(ST(0), cc_opclassname(aTHX_ root)), PTR2IV(root));
a8a597b2 677 }
678
679B::OP
680PMOP_pmreplstart(o)
681 B::PMOP o
682
683B::PMOP
684PMOP_pmnext(o)
685 B::PMOP o
686
687U16
688PMOP_pmflags(o)
689 B::PMOP o
690
691U16
692PMOP_pmpermflags(o)
693 B::PMOP o
694
695void
696PMOP_precomp(o)
697 B::PMOP o
698 REGEXP * rx = NO_INIT
699 CODE:
700 ST(0) = sv_newmortal();
701 rx = o->op_pmregexp;
702 if (rx)
703 sv_setpvn(ST(0), rx->precomp, rx->prelen);
704
ac33dcd1 705#define SVOP_sv(o) cSVOPo->op_sv
706#define SVOP_gv(o) ((GV*)cSVOPo->op_sv)
a8a597b2 707
708MODULE = B PACKAGE = B::SVOP PREFIX = SVOP_
709
a8a597b2 710B::SV
711SVOP_sv(o)
712 B::SVOP o
713
f22444f5 714B::GV
065a1863 715SVOP_gv(o)
716 B::SVOP o
717
7934575e 718#define PADOP_padix(o) o->op_padix
719#define PADOP_sv(o) (o->op_padix ? PL_curpad[o->op_padix] : Nullsv)
720#define PADOP_gv(o) ((o->op_padix \
721 && SvTYPE(PL_curpad[o->op_padix]) == SVt_PVGV) \
722 ? (GV*)PL_curpad[o->op_padix] : Nullgv)
a8a597b2 723
7934575e 724MODULE = B PACKAGE = B::PADOP PREFIX = PADOP_
725
726PADOFFSET
727PADOP_padix(o)
728 B::PADOP o
729
730B::SV
731PADOP_sv(o)
732 B::PADOP o
a8a597b2 733
734B::GV
7934575e 735PADOP_gv(o)
736 B::PADOP o
a8a597b2 737
738MODULE = B PACKAGE = B::PVOP PREFIX = PVOP_
739
740void
741PVOP_pv(o)
742 B::PVOP o
743 CODE:
744 /*
745 * OP_TRANS uses op_pv to point to a table of 256 shorts
746 * whereas other PVOPs point to a null terminated string.
747 */
748 ST(0) = sv_2mortal(newSVpv(o->op_pv, (o->op_type == OP_TRANS) ?
749 256 * sizeof(short) : 0));
750
751#define LOOP_redoop(o) o->op_redoop
752#define LOOP_nextop(o) o->op_nextop
753#define LOOP_lastop(o) o->op_lastop
754
755MODULE = B PACKAGE = B::LOOP PREFIX = LOOP_
756
757
758B::OP
759LOOP_redoop(o)
760 B::LOOP o
761
762B::OP
763LOOP_nextop(o)
764 B::LOOP o
765
766B::OP
767LOOP_lastop(o)
768 B::LOOP o
769
770#define COP_label(o) o->cop_label
11faa288 771#define COP_stashpv(o) CopSTASHPV(o)
772#define COP_stash(o) CopSTASH(o)
57843af0 773#define COP_file(o) CopFILE(o)
a8a597b2 774#define COP_cop_seq(o) o->cop_seq
775#define COP_arybase(o) o->cop_arybase
57843af0 776#define COP_line(o) CopLINE(o)
b295d113 777#define COP_warnings(o) o->cop_warnings
a8a597b2 778
779MODULE = B PACKAGE = B::COP PREFIX = COP_
780
781char *
782COP_label(o)
783 B::COP o
784
11faa288 785char *
786COP_stashpv(o)
787 B::COP o
788
a8a597b2 789B::HV
790COP_stash(o)
791 B::COP o
792
57843af0 793char *
794COP_file(o)
a8a597b2 795 B::COP o
796
797U32
798COP_cop_seq(o)
799 B::COP o
800
801I32
802COP_arybase(o)
803 B::COP o
804
805U16
806COP_line(o)
807 B::COP o
808
b295d113 809B::SV
810COP_warnings(o)
811 B::COP o
812
a8a597b2 813MODULE = B PACKAGE = B::SV PREFIX = Sv
814
815U32
816SvREFCNT(sv)
817 B::SV sv
818
819U32
820SvFLAGS(sv)
821 B::SV sv
822
823MODULE = B PACKAGE = B::IV PREFIX = Sv
824
825IV
826SvIV(sv)
827 B::IV sv
828
829IV
830SvIVX(sv)
831 B::IV sv
832
0ca04487 833UV
834SvUVX(sv)
835 B::IV sv
836
837
a8a597b2 838MODULE = B PACKAGE = B::IV
839
840#define needs64bits(sv) ((I32)SvIVX(sv) != SvIVX(sv))
841
842int
843needs64bits(sv)
844 B::IV sv
845
846void
847packiv(sv)
848 B::IV sv
849 CODE:
850 if (sizeof(IV) == 8) {
851 U32 wp[2];
852 IV iv = SvIVX(sv);
853 /*
854 * The following way of spelling 32 is to stop compilers on
855 * 32-bit architectures from moaning about the shift count
856 * being >= the width of the type. Such architectures don't
857 * reach this code anyway (unless sizeof(IV) > 8 but then
858 * everything else breaks too so I'm not fussed at the moment).
859 */
42718184 860#ifdef UV_IS_QUAD
861 wp[0] = htonl(((UV)iv) >> (sizeof(UV)*4));
862#else
863 wp[0] = htonl(((U32)iv) >> (sizeof(UV)*4));
864#endif
a8a597b2 865 wp[1] = htonl(iv & 0xffffffff);
79cb57f6 866 ST(0) = sv_2mortal(newSVpvn((char *)wp, 8));
a8a597b2 867 } else {
868 U32 w = htonl((U32)SvIVX(sv));
79cb57f6 869 ST(0) = sv_2mortal(newSVpvn((char *)&w, 4));
a8a597b2 870 }
871
872MODULE = B PACKAGE = B::NV PREFIX = Sv
873
874double
875SvNV(sv)
876 B::NV sv
877
878double
879SvNVX(sv)
880 B::NV sv
881
882MODULE = B PACKAGE = B::RV PREFIX = Sv
883
884B::SV
885SvRV(sv)
886 B::RV sv
887
888MODULE = B PACKAGE = B::PV PREFIX = Sv
889
890void
891SvPV(sv)
892 B::PV sv
893 CODE:
894 ST(0) = sv_newmortal();
895 sv_setpvn(ST(0), SvPVX(sv), SvCUR(sv));
896
445a12f6 897STRLEN
898SvLEN(sv)
899 B::PV sv
900
901STRLEN
902SvCUR(sv)
903 B::PV sv
904
a8a597b2 905MODULE = B PACKAGE = B::PVMG PREFIX = Sv
906
907void
908SvMAGIC(sv)
909 B::PVMG sv
910 MAGIC * mg = NO_INIT
911 PPCODE:
912 for (mg = SvMAGIC(sv); mg; mg = mg->mg_moremagic)
cea2e8a9 913 XPUSHs(make_mg_object(aTHX_ sv_newmortal(), mg));
a8a597b2 914
915MODULE = B PACKAGE = B::PVMG
916
917B::HV
918SvSTASH(sv)
919 B::PVMG sv
920
921#define MgMOREMAGIC(mg) mg->mg_moremagic
922#define MgPRIVATE(mg) mg->mg_private
923#define MgTYPE(mg) mg->mg_type
924#define MgFLAGS(mg) mg->mg_flags
925#define MgOBJ(mg) mg->mg_obj
88b39979 926#define MgLENGTH(mg) mg->mg_len
a8a597b2 927
928MODULE = B PACKAGE = B::MAGIC PREFIX = Mg
929
930B::MAGIC
931MgMOREMAGIC(mg)
932 B::MAGIC mg
933
934U16
935MgPRIVATE(mg)
936 B::MAGIC mg
937
938char
939MgTYPE(mg)
940 B::MAGIC mg
941
942U8
943MgFLAGS(mg)
944 B::MAGIC mg
945
946B::SV
947MgOBJ(mg)
948 B::MAGIC mg
949
88b39979 950I32
951MgLENGTH(mg)
952 B::MAGIC mg
953
a8a597b2 954void
955MgPTR(mg)
956 B::MAGIC mg
957 CODE:
958 ST(0) = sv_newmortal();
88b39979 959 if (mg->mg_ptr){
960 if (mg->mg_len >= 0){
961 sv_setpvn(ST(0), mg->mg_ptr, mg->mg_len);
962 } else {
963 if (mg->mg_len == HEf_SVKEY)
964 sv_setsv(ST(0),newRV((SV*)mg->mg_ptr));
965 }
966 }
a8a597b2 967
968MODULE = B PACKAGE = B::PVLV PREFIX = Lv
969
970U32
971LvTARGOFF(sv)
972 B::PVLV sv
973
974U32
975LvTARGLEN(sv)
976 B::PVLV sv
977
978char
979LvTYPE(sv)
980 B::PVLV sv
981
982B::SV
983LvTARG(sv)
984 B::PVLV sv
985
986MODULE = B PACKAGE = B::BM PREFIX = Bm
987
988I32
989BmUSEFUL(sv)
990 B::BM sv
991
992U16
993BmPREVIOUS(sv)
994 B::BM sv
995
996U8
997BmRARE(sv)
998 B::BM sv
999
1000void
1001BmTABLE(sv)
1002 B::BM sv
1003 STRLEN len = NO_INIT
1004 char * str = NO_INIT
1005 CODE:
1006 str = SvPV(sv, len);
1007 /* Boyer-Moore table is just after string and its safety-margin \0 */
79cb57f6 1008 ST(0) = sv_2mortal(newSVpvn(str + len + 1, 256));
a8a597b2 1009
1010MODULE = B PACKAGE = B::GV PREFIX = Gv
1011
1012void
1013GvNAME(gv)
1014 B::GV gv
1015 CODE:
79cb57f6 1016 ST(0) = sv_2mortal(newSVpvn(GvNAME(gv), GvNAMELEN(gv)));
a8a597b2 1017
87d7fd28 1018bool
1019is_empty(gv)
1020 B::GV gv
1021 CODE:
1022 RETVAL = GvGP(gv) == Null(GP*);
1023 OUTPUT:
1024 RETVAL
1025
a8a597b2 1026B::HV
1027GvSTASH(gv)
1028 B::GV gv
1029
1030B::SV
1031GvSV(gv)
1032 B::GV gv
1033
1034B::IO
1035GvIO(gv)
1036 B::GV gv
1037
1038B::CV
1039GvFORM(gv)
1040 B::GV gv
1041
1042B::AV
1043GvAV(gv)
1044 B::GV gv
1045
1046B::HV
1047GvHV(gv)
1048 B::GV gv
1049
1050B::GV
1051GvEGV(gv)
1052 B::GV gv
1053
1054B::CV
1055GvCV(gv)
1056 B::GV gv
1057
1058U32
1059GvCVGEN(gv)
1060 B::GV gv
1061
1062U16
1063GvLINE(gv)
1064 B::GV gv
1065
b195d487 1066char *
1067GvFILE(gv)
1068 B::GV gv
1069
a8a597b2 1070B::GV
1071GvFILEGV(gv)
1072 B::GV gv
1073
1074MODULE = B PACKAGE = B::GV
1075
1076U32
1077GvREFCNT(gv)
1078 B::GV gv
1079
1080U8
1081GvFLAGS(gv)
1082 B::GV gv
1083
1084MODULE = B PACKAGE = B::IO PREFIX = Io
1085
1086long
1087IoLINES(io)
1088 B::IO io
1089
1090long
1091IoPAGE(io)
1092 B::IO io
1093
1094long
1095IoPAGE_LEN(io)
1096 B::IO io
1097
1098long
1099IoLINES_LEFT(io)
1100 B::IO io
1101
1102char *
1103IoTOP_NAME(io)
1104 B::IO io
1105
1106B::GV
1107IoTOP_GV(io)
1108 B::IO io
1109
1110char *
1111IoFMT_NAME(io)
1112 B::IO io
1113
1114B::GV
1115IoFMT_GV(io)
1116 B::IO io
1117
1118char *
1119IoBOTTOM_NAME(io)
1120 B::IO io
1121
1122B::GV
1123IoBOTTOM_GV(io)
1124 B::IO io
1125
1126short
1127IoSUBPROCESS(io)
1128 B::IO io
1129
1130MODULE = B PACKAGE = B::IO
1131
1132char
1133IoTYPE(io)
1134 B::IO io
1135
1136U8
1137IoFLAGS(io)
1138 B::IO io
1139
1140MODULE = B PACKAGE = B::AV PREFIX = Av
1141
1142SSize_t
1143AvFILL(av)
1144 B::AV av
1145
1146SSize_t
1147AvMAX(av)
1148 B::AV av
1149
1150#define AvOFF(av) ((XPVAV*)SvANY(av))->xof_off
1151
1152IV
1153AvOFF(av)
1154 B::AV av
1155
1156void
1157AvARRAY(av)
1158 B::AV av
1159 PPCODE:
1160 if (AvFILL(av) >= 0) {
1161 SV **svp = AvARRAY(av);
1162 I32 i;
1163 for (i = 0; i <= AvFILL(av); i++)
cea2e8a9 1164 XPUSHs(make_sv_object(aTHX_ sv_newmortal(), svp[i]));
a8a597b2 1165 }
1166
1167MODULE = B PACKAGE = B::AV
1168
1169U8
1170AvFLAGS(av)
1171 B::AV av
1172
1173MODULE = B PACKAGE = B::CV PREFIX = Cv
1174
1175B::HV
1176CvSTASH(cv)
1177 B::CV cv
1178
1179B::OP
1180CvSTART(cv)
1181 B::CV cv
1182
1183B::OP
1184CvROOT(cv)
1185 B::CV cv
1186
1187B::GV
1188CvGV(cv)
1189 B::CV cv
1190
57843af0 1191char *
1192CvFILE(cv)
1193 B::CV cv
1194
a8a597b2 1195long
1196CvDEPTH(cv)
1197 B::CV cv
1198
1199B::AV
1200CvPADLIST(cv)
1201 B::CV cv
1202
1203B::CV
1204CvOUTSIDE(cv)
1205 B::CV cv
1206
1207void
1208CvXSUB(cv)
1209 B::CV cv
1210 CODE:
56431972 1211 ST(0) = sv_2mortal(newSViv(PTR2IV(CvXSUB(cv))));
a8a597b2 1212
1213
1214void
1215CvXSUBANY(cv)
1216 B::CV cv
1217 CODE:
1218 ST(0) = sv_2mortal(newSViv(CvXSUBANY(cv).any_iv));
1219
5cfd8ad4 1220MODULE = B PACKAGE = B::CV
1221
6aaf4108 1222U16
5cfd8ad4 1223CvFLAGS(cv)
1224 B::CV cv
1225
de3f1649 1226MODULE = B PACKAGE = B::CV PREFIX = cv_
1227
1228B::SV
1229cv_const_sv(cv)
1230 B::CV cv
1231
5cfd8ad4 1232
a8a597b2 1233MODULE = B PACKAGE = B::HV PREFIX = Hv
1234
1235STRLEN
1236HvFILL(hv)
1237 B::HV hv
1238
1239STRLEN
1240HvMAX(hv)
1241 B::HV hv
1242
1243I32
1244HvKEYS(hv)
1245 B::HV hv
1246
1247I32
1248HvRITER(hv)
1249 B::HV hv
1250
1251char *
1252HvNAME(hv)
1253 B::HV hv
1254
1255B::PMOP
1256HvPMROOT(hv)
1257 B::HV hv
1258
1259void
1260HvARRAY(hv)
1261 B::HV hv
1262 PPCODE:
1263 if (HvKEYS(hv) > 0) {
1264 SV *sv;
1265 char *key;
1266 I32 len;
1267 (void)hv_iterinit(hv);
1268 EXTEND(sp, HvKEYS(hv) * 2);
1269 while (sv = hv_iternextsv(hv, &key, &len)) {
79cb57f6 1270 PUSHs(newSVpvn(key, len));
cea2e8a9 1271 PUSHs(make_sv_object(aTHX_ sv_newmortal(), sv));
a8a597b2 1272 }
1273 }
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